Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoc do duan slippers" » "hoc do tuan slippers", "hoc do xuan slippers", "hoc do dan slippers", "hoc doi duan slippers", "hoc co duan slippers", "hoc bo duan slippers", "hoc do duan slippery", "hoc do duan grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoc do duan slippers") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( hoc do duan slippers ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("hoc do duan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.